CN207002383U - A kind of sewage of low concentration processing system - Google Patents
A kind of sewage of low concentration processing system Download PDFInfo
- Publication number
- CN207002383U CN207002383U CN201720951037.1U CN201720951037U CN207002383U CN 207002383 U CN207002383 U CN 207002383U CN 201720951037 U CN201720951037 U CN 201720951037U CN 207002383 U CN207002383 U CN 207002383U
- Authority
- CN
- China
- Prior art keywords
- aeration
- sewage
- low concentration
- processing system
- activating tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a kind of sewage of low concentration processing system, aeration activating tank including being connected with inlet pipeline, the aeration activating tank is connected with contact backflow pool, sedimentation basin and outlet pipeline in turn along water (flow) direction, filler device is provided with the contact backflow pool, be provided with aerating system in aeration activating tank, aeration activating tank is with contact between backflow pool provided with the flow-guiding structure that water body can be made to be circulated between the two in the case where aeration acts on.Sewage of low concentration processing system provided by the utility model, make full use of the advantage of two kinds of technique of activated sludge process and contact oxidation method, not only improve the culture growth of microorganism, oxygenic aeration effect can be improved again, without sludge reflux, reduce operation energy consumption and management difficulty, the processing especially suitable for sewage of low concentration.
Description
Technical field
It the utility model is related to sewage treatment area, more particularly to a kind of sewage of low concentration processing system.
Background technology
With present society and expanding economy, the requirement of Environmental protection is increasingly strict, sewage treatment industry
Gradually from field of municipal sewage treatment to country sewage, river polluted process field development.
Country sewage and the distinguishing feature of river polluted processing are that pollutant concentration is relatively low, using traditional activated sludge process
And contact oxidation method, sludge flco all be present or biomembrane is difficult to culture and formed, aeration energy consumption waste is larger, and outlet effect is difficult to
Ensure.Sludge flco be in sludge colloidal solid by add coagulant it is de- steady after, contact with each other a kind of fine hair that aggregation is formed
Shape solids；In water process, biomembrane mainly use macromolecule organic material film, above appendage portion microbiological treatment list
Member, the cooperation of film unit and biological unit is formed, to handle sewage.
This technology of activated sludge process is that waste water is mixed and is aerated with activated sludge (microorganism), is made in waste water
Organic pollution decomposes, and biosolids then separate from processed waste water, and can be as needed by partial reflux to aeration tank
In.
Ripe handling process of traditional activated sludge process as sewage treatment area, using very extensive.Traditional work
Property sludge is made up of biochemistry pool, sedimentation basin, sludge recirculation system and aerating system.Wherein, activated sludge contains substantial amounts of micro-
Biology and organic matter, and this sludge will be turned out and, and incubation time is longer, main backflow is the work for playing inoculation
With and if not using sludge reflux, for the disposal ability of new sludge with regard to extremely limited, backflow, which is also in itself one, allows microorganism
Accelerate the process of breeding.
However, in face of the sewage of low concentration pollution, because water inlet pollutant concentration is relatively low, cause the microorganism in biochemistry pool
Subalimentation, sludge flco is difficult to be formed and settling property is bad, causes post precipitation pond effluent quality to be affected.Simultaneously
Because oxygenic aeration is superfluous, it is more to waste energy consumption.And due to needing sludge recirculation system, also increase corresponding sludge reflux
The energy consumption of equipment.
Traditional contact oxidation method ripe handling process another kind of as sewage treatment area, application are also very extensive.
Traditional contact oxidation method is made up of contact chamber, sedimentation basin and aerating system, is wherein provided with filler, aerating system position in contact chamber
Below filler, without setting sludge recirculation system.In face of the sewage of low concentration pollution, due to being directly aerated in filler bottom,
Gas shock is produced to the biomembrane on filler, causes biomembrane easily to come off, is unfavorable for the growth of biofilm microorganisms, can not
Make full use of aeration efficiency.
Utility model content
The purpose of this utility model is to provide a kind of sewage of low concentration processing system, makes full use of activated sludge process and contact
The advantage of two kinds of technique of oxidizing process, the culture growth of microorganism is not only improved, oxygenic aeration effect can be improved again, returned without sludge
Stream, reduce operation energy consumption and management difficulty, the processing especially suitable for sewage of low concentration.
To achieve the above object, the utility model provides a kind of sewage of low concentration processing system, including is connected with water inlet pipe
The aeration activating tank on road, the aeration activating tank are connected with contact backflow pool, sedimentation basin and outlet pipeline in turn along water (flow) direction,
Filler device is provided with the contact backflow pool, is aerated in activating tank and is provided with aerating system, aeration activating tank is with contacting backflow pool
Between be provided with and can make water body flow-guiding structure for circulating between the two under aeration effect.
As further improvement of the utility model, the aeration activating tank is horizontally disposed with contacting both backflow pools, institute
Stating flow-guiding structure includes being arranged on vertical wall body between both inner chambers, the wall body upper and lower part be provided with respectively oxygenation water hole and
Backflow seam, the oxygenation water hole and backflow seam are respectively above and below the filler device.
Further improved as of the present utility model, the aerating system includes aerator and the air blast being connected
Machine, the aerator positioned at aeration activating tank middle and lower part, the flow-guiding structure include positioned at aeration activating tank in it is described
Wall body training wall positioned opposite, the top edge of training wall are connected with wall body and positioned at the top of oxygenation water hole, its lower edges
For free end and extend to aeration activating tank middle and upper part.
Further improved as of the present utility model, the aerator includes the first aerator and the second aeration dress
Put, first aerator is located at the training wall positioned at the bottom of the aeration activating tank, second aerator
Between lower edge and the wall body.
Further improved as of the present utility model, first aerator includes the first air annularly arranged
Pipeline, multiple first air-diffusers are evenly equipped with the first air duct.
Further improved as of the present utility model, second aerator includes the second air in dendritic arrangement
Pipeline, multiple second air-diffusers are evenly equipped with the second air duct.
Further improved as of the present utility model, the flow-guiding structure includes being arranged on the oblique of contact backflow pool bottom
Slope, the bottom on the slope are connected with the bottom of backflow seam.
Further improved as of the present utility model, the contact backflow pool is connected with sedimentation basin by weir notch.
As it is of the present utility model further improve, the inlet pipeline include be connected house steward, the first branch pipe and
Second branch pipe, the first branch pipe are connected with aeration activating tank, and the second branch pipe contacts backflow pool connection, the first branch pipe and second with described
Valve is equipped with branch pipe.
Further improved as of the present utility model, coke, gravel and plastic honeycomb are housed in the filler device.
Beneficial effect
Compared with prior art, it is the advantages of sewage of low concentration processing system of the present utility model：
1st, traditional activated sludge process and contact oxidation method are combined into one and carry out essential improvement by it, eliminate traditional activated
Sludge recirculation system in sludge；By setting aerating system in activating tank is aerated, so as to which conventional contacts oxidizing process is straight
Connect bottom aeration mode and be changed to lateral aeration cycle oxygenation mode indirectly, gas shock will not be produced to the biomembrane on filler,
Biomembrane is not allowed easy to fall off, beneficial to the growth of biofilm microorganisms, makes full use of aeration efficiency；Water is driven using the gas of aeration
Stream movement, is aerated the region that water velocity is larger in activating tank and forms negative pressure, returns the water body in contact backflow pool so as to be formed
It flow to the driving force of aeration activating tank；
2nd, flow-guiding structure is included being arranged on wall body and the oxygenation water hole of the upper and lower arrangement of difference and backflow seam, water body exist
Longitudinal direction circulates；
3rd, aeration activating tank utilizes Wastewater Treated by Activated Sludge Process principle, and the first aerator in aerating system is set in pond,
Sewage can be made to carry out quickly mixing oxygenation with sludge flco, while by being oxygenated water hole, backflow seam and training wall, will can be contacted
The biomembrane and muddy water mixed solution circulating reflux that backflow pool comes off are advantageous to the culture generation of sludge flco to activating tank is aerated,
Solve the problems, such as activated sludge culture difficulty when traditional activated sludge process handles sewage of low concentration, while without sludge reflux system
System, has saved investment and the operating cost of sludge recirculation system；
4th, contact backflow pool utilizes contact oxidation method handling principle, and filler device is set in pond, does not set directly aeration facility；
By the second aerator being located in aeration activating tank aerating system, while by being oxygenated water hole, backflow seam and training wall,
Circulation oxygenation eddy flow current are formed in contact backflow pool, avoiding directly aeration, to the severe impact of carrier biofilm, makes to come from
The oxygenation muddy water mixed solution of aeration activating tank repeatedly slowly flows across filler repeatedly, and growing environment is quiet, and nutritional condition is good, especially
Be advantageous to the growth of microorganism on biomembrane, it is caducous to solve biomembrane appearance during conventional contacts oxidative treatment sewage of low concentration
Problem, while advantage of the contact oxidation method without sludge recirculation system is played, save the energy consumption of direct aeration；
5th, inlet pipeline is respectively communicated with by branch pipe with being aerated activating tank and contacting backflow pool, and branch pipe is provided with valve regulated control
Flow of inlet water processed, multipoint water feeding can be achieved, and aeration activating tank and contact backflow pool can be entered according to influent quality concentration levels
Water-carrying capacity is adjusted, and finally makes oxygenic aeration amount and sewage quantity gas-water ratio reasonable, makes full use of and is dissolved caused by oxygenic aeration
Oxygen；
6th, this sewage of low concentration processing system uses integrated design, and compact in design saving, system composition is simple, sewage warp
Cross aeration activating tank, contact backflow pool and sedimentation basin, you can the low concentration pollutant in sewage is effectively removed, floor space is small,
Operation maintenance is simple.
It will be become more fully apparent by following description and with reference to accompanying drawing, the utility model, these accompanying drawings are used to explain this
The embodiment of utility model.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the fundamental diagram of sewage of low concentration processing system；
Fig. 2 is the top view of sewage of low concentration processing system；
Fig. 3 is the A-A direction views in Fig. 2；
Fig. 4 is the B-B direction view in Fig. 2；
Fig. 5 is the schematic perspective view of aerating system.
Embodiment
Embodiment of the present utility model is described with reference now to accompanying drawing.
Embodiment
Specific embodiment of the present utility model as shown in Figures 1 to 5, a kind of sewage of low concentration processing system, including even
The aeration activating tank 1 of inlet pipeline 9 is connected to, the aeration activating tank 1 is connected with contact backflow pool 2 in turn along water (flow) direction, sunk
Shallow lake pond 3 and outlet pipeline 10, described contact are provided with filler device 21, are aerated in activating tank 1 and are provided with aerating system 4 in backflow pool 2,
Aeration activating tank 1 is provided with the water conservancy diversion knot that water body can be made to be circulated between the two in the case where aeration acts between backflow pool 2 with contact
Structure.
Both are horizontally disposed with contacting backflow pool 2 for the aeration activating tank 1, and the flow-guiding structure includes being arranged in both
Vertical wall body 5 between chamber, the upper and lower part of wall body 5 are provided with oxygenation water hole 6 and backflow seam 7, the oxygenation water hole 6 respectively
It is located at respectively above and below the filler device 21 with backflow seam 7.In the present embodiment, aeration activating tank 1, contact backflow pool
2 and sedimentation basin 3 use integrated design, compact in design saving, system composition is simple, and floor space is small, is easy to operation maintenance.
The aerating system 4 includes the aerator and air blower 43 being connected.The aerator activates positioned at aeration
The middle and lower part in pond 1, the flow-guiding structure include leading with the wall body 5 training wall 8 positioned opposite in aeration activating tank 1
The top edge for flowing wall 8 is connected with wall body 5 and positioned at the top of oxygenation water hole 6, and its lower edge is free end and extends to aeration
The middle and upper part of activating tank 1.
The aerator includes the first aerator 41 and the second aerator 42, and first aerator 41 is located at
It is described aeration activating tank 1 bottom, second aerator 42 be located at the training wall 8 lower edge and the wall body 5 it
Between.Wherein, the first aerator 41, which is mainly given in aeration activating tank 1, increases oxygen, and the main function of the second aerator 42 is
Negative pressure is formed between training wall 8 and wall body 5, promotes the formation of water circulation.
First aerator 41 includes the first air duct 412 for annularly arranging, on the first air duct 412
It is furnished with multiple first air-diffusers 411.First air duct 412 of annular configuration is more suitable for the aeration of large area.
Second aerator 42 includes the second air duct 422 in dendritic arrangement, on the second air duct 422
It is furnished with multiple second air-diffusers 421.Because training wall 8 and the distance between wall body 5 are smaller, using the of dendritic arrangement
Two air ducts 422 can save space, ensure there is enough water-carrying capacity between training wall 8 and wall body 5.
The flow-guiding structure includes being arranged on the slope 12 of contact backflow pool 2 bottom, bottom and the backflow seam 7 on the slope 12
Bottom connection.The resistance when current that slope 12 can reduce in contact backflow pool 2 move down, keeps the smooth of water circulation
Property.
The contact backflow pool 2 is connected with sedimentation basin 3 by weir notch 11.
The inlet pipeline 9 includes house steward 91, the first branch pipe 92 and the second branch pipe 93 being connected, and the first branch pipe 92 is with exposing
Gas activating tank 1 connects, and the second branch pipe 93 connects with the backflow pool 2 that contacts, and is equipped with the first branch pipe 92 and the second branch pipe 93
Valve 94.Flow of inlet water can adjust by valve 94, realize multipoint water feeding, and can be according to influent quality concentration levels, to aeration
Activating tank and contact backflow pool flow of inlet water are adjusted, and finally make oxygenic aeration amount and sewage quantity gas-water ratio reasonable, fully profit
The dissolved oxygen caused by oxygenic aeration.
Coke, gravel and plastic honeycomb are housed in the filler device 21.
The utility model is described above in association with most preferred embodiment, but the utility model is not limited to the above and taken off
The embodiment shown, and the various modifications carried out according to essence of the present utility model, equivalent combinations should be covered.
Claims (10)
1. a kind of sewage of low concentration processing system, including it is connected with the aeration activating tank (1) of inlet pipeline (9), it is characterised in that
The aeration activating tank (1) is connected with contact backflow pool (2), sedimentation basin (3) and outlet pipeline (10), institute in turn along water (flow) direction
State in contact backflow pool (2) and be provided with filler device (21), aerating system (4) is provided with described aeration activating tank (1), aeration is lived
Change pond (1) and contact between backflow pool (2) provided with the flow-guiding structure that water body can be made to be circulated between the two in the case where aeration acts on.
A kind of 2. sewage of low concentration processing system according to claim 1, it is characterised in that the aeration activating tank (1)
Horizontally disposed with contacting both backflow pools (2), the flow-guiding structure includes the vertical wall body (5) being arranged between both inner chambers,
Wall body (5) upper and lower part is provided with oxygenation water hole (6) and backflow seam (7), the oxygenation water hole (6) and backflow seam (7) respectively
Respectively above and below the filler device (21).
A kind of 3. sewage of low concentration processing system according to claim 2, it is characterised in that aerating system (4) bag
The aerator being connected and air blower (43) are included, the aerator is positioned at the middle and lower part of aeration activating tank (1), the water conservancy diversion
Structure includes in aeration activating tank (1) and the wall body (5) training wall (8) positioned opposite, the top edge of training wall (8)
It is connected with wall body (5) and positioned at the top of oxygenation water hole (6), its lower edge is free end and extends to aeration activating tank (1)
Middle and upper part.
4. a kind of sewage of low concentration processing system according to claim 3, it is characterised in that the aerator includes the
One aerator (41) and the second aerator (42), first aerator (41) is positioned at the aeration activating tank (1)
Bottom, second aerator (42) are located between the lower edge and the wall body (5) of the training wall (8).
A kind of 5. sewage of low concentration processing system according to claim 4, it is characterised in that first aerator
(41) the first air duct (412) annularly arranged is included, being evenly equipped with multiple first air on the first air duct (412) expands
It is in bulk to put (411).
A kind of 6. sewage of low concentration processing system according to claim 4, it is characterised in that second aerator
(42) the second air duct (422) in dendritic arrangement is included, being evenly equipped with multiple second air on the second air duct (422) expands
It is in bulk to put (421).
7. a kind of sewage of low concentration processing system according to claim 2 to 6 any one, it is characterised in that described to lead
Flow structure includes being arranged on the slope (12) of contact backflow pool (2) bottom, the bottom and the bottom of backflow seam (7) on the slope (12)
Connection.
A kind of 8. sewage of low concentration processing system according to claim 1, it is characterised in that the contact backflow pool (2)
Connected with sedimentation basin (3) by weir notch (11).
A kind of 9. sewage of low concentration processing system according to claim 1, it is characterised in that inlet pipeline (9) bag
The house steward (91) being connected, the first branch pipe (92) and the second branch pipe (93) are included, the first branch pipe (92) connects with aeration activating tank (1)
Connect, the second branch pipe (93) contacts backflow pool (2) connection with described, and valve is equipped with the first branch pipe (92) and the second branch pipe (93)
(94)。
A kind of 10. sewage of low concentration processing system according to claim 1, it is characterised in that the filler device (21)
In coke, gravel and plastic honeycomb are housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720951037.1U CN207002383U (en) | 2017-08-01 | 2017-08-01 | A kind of sewage of low concentration processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720951037.1U CN207002383U (en) | 2017-08-01 | 2017-08-01 | A kind of sewage of low concentration processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002383U true CN207002383U (en) | 2018-02-13 |
Family
ID=61458035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720951037.1U Active CN207002383U (en) | 2017-08-01 | 2017-08-01 | A kind of sewage of low concentration processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207002383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215953A (en) * | 2017-08-01 | 2017-09-29 | 广州华浩能源环保集团股份有限公司 | A kind of sewage of low concentration processing system |
| CN114702125A (en) * | 2022-04-02 | 2022-07-05 | 襄阳先创环保科技有限公司 | Non-inoculation activated sludge culture system and method |
-
2017
- 2017-08-01 CN CN201720951037.1U patent/CN207002383U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215953A (en) * | 2017-08-01 | 2017-09-29 | 广州华浩能源环保集团股份有限公司 | A kind of sewage of low concentration processing system |
| CN114702125A (en) * | 2022-04-02 | 2022-07-05 | 襄阳先创环保科技有限公司 | Non-inoculation activated sludge culture system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105347489B (en) | A kind of efficiently integrated integrated sewage treating apparatus | |
| CN102180543B (en) | Highly-efficient stable bio-doubling sewage treatment device | |
| CN105217786B (en) | Based on DEAMOX reinforcing improvement subsection water inflow As2The apparatus and method of/O technique biological carbon and phosphorous removals | |
| CN207175585U (en) | Compound biochemical reactor | |
| CN113697956A (en) | Method for rapidly culturing aerobic granular sludge | |
| CN207002383U (en) | A kind of sewage of low concentration processing system | |
| CN104591392A (en) | Slow-released carbon source biochemical-denitrifying treatment device for swine wastewater with high ammonia nitrogen and low carbon nitrogen ratio as well as method for treating swine wastewater | |
| CN107055781A (en) | The device and method of vertical inside and outside three circulations continuous flow process Treating Municipal Sewage | |
| CN100431984C (en) | Mixed aeration type biological treating system | |
| CN207468417U (en) | AAOAO+MBBR oligodynamic sewage treatment devices | |
| CN209276218U (en) | Recycle current flow fixed bed aerobic biofilter | |
| CN201914974U (en) | Dual-circular groove membrane bioreactor (MBR) waste water treatment system | |
| CN208762361U (en) | A kind of sewage treatment unit | |
| CN107215953A (en) | A kind of sewage of low concentration processing system | |
| CN216005355U (en) | Continuous flow bioreactor for quickly culturing aerobic granular sludge | |
| CN109368772A (en) | Recycle current flow fixed bed aerobic biofilter | |
| CN206720962U (en) | A kind of sewage disposal return-flow system of intensified denitrification and dephosphorization | |
| CN206069628U (en) | A kind of MBBR sewage disposal systems | |
| CN115465953A (en) | AOD biochemical reaction system for treating sewage and sewage treatment method thereof | |
| CN201999827U (en) | High-efficiency stable sewage treatment device with bio-doubling process | |
| CN205528304U (en) | Polyvinyl butyral waste water biochemical treatment system | |
| CN101538085A (en) | Structure of spiral-flow aeration sedimentation sewage treatment tank and using method thereof | |
| CN207986814U (en) | Half digestion ammoxidation reaction device | |
| CN211255632U (en) | Sewage treatment integration system suitable for rural area | |
| CN211814018U (en) | Integrated circulating bed bio-membrane reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |